@book{25161,
	author = { Aiyer, A. K. Yegna Narayan},
	title = {Principles of crop husbandry in India/by  A. K. Yegna Narayan  Aiyer},
	publisher = {The Bangalore Printing and Publishing Co.},
	year = {1975.},
	address = {Bangalore: },
	edition = {5th.ed.}
}